]> git.proxmox.com Git - rustc.git/blob - src/test/compile-fail/mutable-enum-indirect.rs
Imported Upstream version 1.9.0+dfsg1
[rustc.git] / src / test / compile-fail / mutable-enum-indirect.rs
1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
4 //
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
10
11 // Tests that an `&` pointer to something inherently mutable is itself
12 // to be considered mutable.
13
14 #![feature(optin_builtin_traits)]
15
16 use std::marker::Sync;
17
18 struct NoSync;
19 impl !Sync for NoSync {}
20
21 enum Foo { A(NoSync) }
22
23 fn bar<T: Sync>(_: T) {}
24
25 fn main() {
26 let x = Foo::A(NoSync);
27 bar(&x); //~ ERROR `NoSync: std::marker::Sync` is not satisfied
28 }